Countryside has reached a milestone of delivering its 5,000th closed panel unit to a site from its Warrington factory. The mixed-tenure developer delivered the closed panel system to Ribblesdale Place in Accrington, Lancashire, for a two-bedroom end-of-terrace home as part of a 6.2-acre acre site. Countryside is constructing the private rented home for Sigma Capital. The 5,000th MMC (modern methods …